Since the only real point of h/he is to replace air, what about using neither ? ... | Hacker News

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		Aaargh20318 on Dec 11, 2022 \| parent \| context \| favorite \| on: LTA Research’s Pathfinder 1 Since the only real point of h/he is to replace air, what about using neither ? Has anyone ever attempted to build a vacuum airship ?

Loquebantur on Dec 11, 2022 [–]

http://cba.mit.edu/docs/papers/19.01.vacuum.pdf

https://www.esa.int/ESA_Multimedia/Images/2021/11/Vacuum_air...

https://www.nasa.gov/directorates/spacetech/niac/2017_Phase_...

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